The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Sep. 15, 2021
Lg Energy Solution, Ltd., Seoul, KR;
Jung Keun Kim, Daejeon, KR;
Young Min Lim, Daejeon, KR;
Won Kyun Lee, Daejeon, KR;
Duk Hun Jang, Daejeon, KR;
Chan Woo Noh, Daejeon, KR;
Chul Eun Yeom, Daejeon, KR;
Jeong Ae Yoon, Daejeon, KR;
Kyoung Hoon Kim, Daejeon, KR;
Chul Haeng Lee, Daejeon, KR;
Shul Kee Kim, Daejeon, KR;
Young Cheol Choi, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
The present invention relates to a non-aqueous electrolyte solution additive capable of improving lifespan characteristics of a lithium secondary battery by forming a solid-electrolyte interphase that is stable even at a high temperature and has low resistance when applied to a non-aqueous electrolyte solution, and relates to a non-aqueous electrolyte solution additive including a sultone-based compound represented by Formula I, a non-aqueous electrolyte solution including the same, and a lithium secondary battery.